Home / 22,959,105.23-31,683,563.45-12,645,828.33

Finding the Fourth Proportional to 22,959,105.23, 31,683,563.45 and 12,645,828.33

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Solution

The fourth proportional to 22,959,105.23, 31,683,563.45 and 12,645,828.33 is: 17,451,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,959,105.23 : 31,683,563.45 = 12,645,828.33 : x
  2. Step 2: Convert to fraction form
    22,959,105.23/31,683,563.45 = 12,645,828.33/x
  3. Step 3: Cross multiply
    22,959,105.23x = 31,683,563.45 × 12,645,828.33
  4. Step 4: Simplify right side
    22,959,105.23x = 400,664,904,136,741.88
  5. Step 5: Solve for x
    x = 400,664,904,136,741.88/22,959,105.23
  6. Step 6: Final answer
    x = 17,451,242.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.